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just olya [345]

3 years ago

7

The sum of 45% of a number and 55% of the same number is 200. what is the number?

1 answer:

Ymorist [56]3 years ago

8 0

.45x+.55x=200
Combine like terms
1x=200
So x is 100

Or you can do 45%+55%=100%
And 100% of 200 is 200

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